/*
 * Copyright (c) Murdoch Childrens Research Institute and Contributers
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice, this
 * list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package bpipe.ast

import org.codehaus.groovy.transform.GroovyASTTransformation
import org.codehaus.groovy.ast.AnnotationNode;
import org.codehaus.groovy.ast.expr.ConstantExpression;
import org.codehaus.groovy.control.CompilePhase

/**
 * 
 *  @author ssadedin@mcri.edu.au
 */
@GroovyASTTransformation(phase = CompilePhase.SEMANTIC_ANALYSIS)
class BpipeIntermediateASTTransformation extends BpipeASTTransformation {
    public BpipeIntermediateASTTransformation() {
        super("intermediate");
    }
    
    @Override
    protected String getAnnotationValue(String closureUpper, AnnotationNode ann) {
        if(!ann.members.value)
            return "*"

        if(!(ann.members.value instanceof ConstantExpression))
            throw new IllegalArgumentException("$closureUpper annotation requires constant value")

        return ann.members.value.value
    }
}
